Siemens SIMATIC Drive Controller CPU 1504D TF

CVE-2021-44695
MEDIUM 4.9

At a glance

Source
NVD
EPSS
EPSS 0.77 % · percentile 55 ()
State
PUBLISHED
Published
Updated
Assigner
siemens
NVD status
Modified

Description

Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.

Weaknesses (CWE)

  • CWE-1286 — Improper Validation of Syntactic Correctness of Input
  • CWE-20 — Improper Input Validation

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 4.9CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csiemens
CVSS 3.1MEDIUM 4.9CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HNVD · productcert@siemens.com (Secondary)
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Siemens · SIMATIC Drive Controller CPU 1504D TFaffected All versions < V2.9.7
Siemens · SIMATIC Drive Controller CPU 1507D TFaffected All versions < V2.9.7
Siemens · SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)affected All versions < V21.9.7
Siemens · SIMATIC S7-1200 CPU family (incl. SIPLUS variants)affected All versions < V4.6.0
Siemens · SIMATIC S7-1500 CPU 1510SP F-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1510SP-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511C-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511C-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511F-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511F-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511T-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1511TF-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1512C-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1512C-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1512SP F-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1512SP-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1513-1 PNaffected All versions < V2.9.7
Siemens · SIMATIC S7-1500 CPU 1513-1 PNaffected All versions < V2.9.7

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD